/*-------------------------------------------------------------------------
 *
 * pg_extension.h
 *      definition of the system "extension" relation (pg_extension)
 *      along with the relation's initial contents.
 *
 *
 * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/catalog/pg_extension.h
 *
 * NOTES
 *      the genbki.pl script reads this file and generates .bki
 *      information from the DATA() statements.
 *
 *-------------------------------------------------------------------------
 */
#ifndef PG_EXTENSION_H
#define PG_EXTENSION_H

#include "catalog/genbki.h"

/* ----------------
 *        pg_extension definition.  cpp turns this into
 *        typedef struct FormData_pg_extension
 * ----------------
 */
#define ExtensionRelationId 3079

CATALOG(pg_extension,3079)
{
    NameData    extname;        /* extension name */
    Oid            extowner;        /* extension owner */
    Oid            extnamespace;    /* namespace of contained objects */
    bool        extrelocatable; /* if true, allow ALTER EXTENSION SET SCHEMA */

#ifdef CATALOG_VARLEN            /* variable-length fields start here */
    /* extversion may never be null, but the others can be. */
    text        extversion BKI_FORCE_NOT_NULL;    /* extension version name */
    Oid            extconfig[1];    /* dumpable configuration tables */
    text        extcondition[1];    /* WHERE clauses for config tables */
#endif
} FormData_pg_extension;

/* ----------------
 *        Form_pg_extension corresponds to a pointer to a tuple with
 *        the format of pg_extension relation.
 * ----------------
 */
typedef FormData_pg_extension *Form_pg_extension;

/* ----------------
 *        compiler constants for pg_extension
 * ----------------
 */

#define Natts_pg_extension                    7
#define Anum_pg_extension_extname            1
#define Anum_pg_extension_extowner            2
#define Anum_pg_extension_extnamespace        3
#define Anum_pg_extension_extrelocatable    4
#define Anum_pg_extension_extversion        5
#define Anum_pg_extension_extconfig            6
#define Anum_pg_extension_extcondition        7

/* ----------------
 *        pg_extension has no initial contents
 * ----------------
 */

#endif                            /* PG_EXTENSION_H */
